\Reed"ing\ (r?d"?ng), n. [From 4th {Reed}.] 1. (Arch.) A small convex molding; a reed (see Illust. (i) of {Molding}); one of several set close together to decorate a surface; also, decoration by means of reedings; -- the reverse of fluting. Note: Several reedings are often placed together, parallel to each other, either projecting from, or inserted into, the adjining surface. The decoration so produced is then called, in general, reeding. 2. The nurling on the edge of a coin; -- commonly called milling.